Frontier jet strikes, kills person on Denver airport runway during takeoff after security breach

A Frontier Airlines jet struck and killed a person who was walking on the runway at Denver International Airport late Friday night, according to a statement from the airport.

"Frontier Flight 4345 reported striking a pedestrian during takeoff at DEN at approximately 11:19 p.m. on Friday, May 8, 2026. There was a brief engine fire that was promptly extinguished by the Denver Fire Dept.," the airport wrote in a post on X.

"Emergency crews responded to the scene and bussed passengers to the terminal.